From patchwork Wed Jan 20 09:27:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxim Uvarov X-Patchwork-Id: 12031779 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C381C4332B for ; Wed, 20 Jan 2021 09:32:37 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1E85E23158 for ; Wed, 20 Jan 2021 09:32:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E85E23158 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:46950 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l29qu-0004nc-2Z for qemu-devel@archiver.kernel.org; Wed, 20 Jan 2021 04:32:36 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:50644) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l29mT-0000ul-Rh for qemu-devel@nongnu.org; Wed, 20 Jan 2021 04:28:01 -0500 Received: from mail-lf1-x130.google.com ([2a00:1450:4864:20::130]:36272) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l29mP-000569-PB for qemu-devel@nongnu.org; Wed, 20 Jan 2021 04:28:01 -0500 Received: by mail-lf1-x130.google.com with SMTP id o13so33232492lfr.3 for ; Wed, 20 Jan 2021 01:27:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=nyATO8LViNbtJAlpgYG4nBlTtGVbfXPoadAOe5B+tpw=; b=FeHkgiFL+Fqz/wKvODdXMXYqEbs8/4CqVnO+3nx31pdBGfH2tCQTLcS1kXkmvZT5sa rypEJZ3HxEDcvwC8X3SfbXXPUT1GZfSq/mEScbw73g0f9DGHwToS1O9E6dp2QkJ3nJH0 p4XqvLsP9azFOrJnmur9JjmELvj//HmY1TW7SRo3v14fgEnRiH6D6o/9y+TRBboxaaRz aittoJmJnRcMsNyJesNrAKYBY+RA7EI88mmFKJaQFpvhpNIYYIGwIqhT7Cr95gcdy/e/ paX5zk8pp8/YXz5LHbdPE7UIrkilfOHiW4jCa3fWoOB+XOpzYB6qcHX1CQ1aRpwW/tzq RT9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=nyATO8LViNbtJAlpgYG4nBlTtGVbfXPoadAOe5B+tpw=; b=GRGoPxA6waakglqokaQu0og3SadKoIGevedBdannYAU4xMfY9mpwHgLPaJzxZv2Ygl XqczHn6+tdKYU9IgriCV23yM25DVazmugNyWajc3CEicZSaEBbvQldFAssVOb6B6ZJeE 3bIzhvKiRZkLl+CaFRD4tl4ynsFvzud+DROpMsQPJaTcbuTSoDOxCvavYEAdR7Z3TzRc ZvetVeLRq1PT53FEhANuSgfjdXf8+btyCF8eN/mABHejFrVigPGhIFOwt5piQkf8bpzG wwIfFnJWeyCK5dGWbtwuRvbFHHO0cM86JI0nonf+Ijnw2z5WQYTG1YXpP5d1DMyKcMw1 LI7A== X-Gm-Message-State: AOAM533AU3ToYFs7ED+v7UokVFhlzq9s3ZlXa8BcX8tvWeuaxZn915VF fdyWbq6rD31/mrTRavh+xlKD9A== X-Google-Smtp-Source: ABdhPJyjQ1UmZzu7C6VCpG7dm4oHh449cI+yMWMTk+16zMNgPygzTCicKcLbgA+xZGLKu8IQWmdy+w== X-Received: by 2002:a19:7ed2:: with SMTP id z201mr1918924lfc.310.1611134876232; Wed, 20 Jan 2021 01:27:56 -0800 (PST) Received: from localhost.localdomain ([2.92.195.184]) by smtp.gmail.com with ESMTPSA id r81sm147479lff.215.2021.01.20.01.27.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jan 2021 01:27:55 -0800 (PST) From: Maxim Uvarov To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCHv8 3/3] arm-virt: add secure pl061 for reset/power down Date: Wed, 20 Jan 2021 12:27:48 +0300 Message-Id: <20210120092748.14789-4-maxim.uvarov@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210120092748.14789-1-maxim.uvarov@linaro.org> References: <20210120092748.14789-1-maxim.uvarov@linaro.org> Received-SPF: pass client-ip=2a00:1450:4864:20::130; envelope-from=maxim.uvarov@linaro.org; helo=mail-lf1-x130.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, drjones@redhat.com, Maxim Uvarov , Jose.Marinho@arm.com, f4bug@amsat.org, tf-a@lists.trustedfirmware.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add secure pl061 for reset/power down machine from the secure world (Arm Trusted Firmware). Connect it with gpio-pwr driver. Signed-off-by: Maxim Uvarov Reviewed-by: Andrew Jones --- hw/arm/Kconfig | 1 + hw/arm/virt.c | 47 +++++++++++++++++++++++++++++++++++++++++++ include/hw/arm/virt.h | 2 ++ 3 files changed, 50 insertions(+) diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index 0a242e4c5d..13cc42dcc8 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -17,6 +17,7 @@ config ARM_VIRT select PL011 # UART select PL031 # RTC select PL061 # GPIO + select GPIO_PWR select PLATFORM_BUS select SMBIOS select VIRTIO_MMIO diff --git a/hw/arm/virt.c b/hw/arm/virt.c index c427ce5f81..060a5f492e 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -153,6 +153,7 @@ static const MemMapEntry base_memmap[] = { [VIRT_ACPI_GED] = { 0x09080000, ACPI_GED_EVT_SEL_LEN }, [VIRT_NVDIMM_ACPI] = { 0x09090000, NVDIMM_ACPI_IO_LEN}, [VIRT_PVTIME] = { 0x090a0000, 0x00010000 }, + [VIRT_SECURE_GPIO] = { 0x090b0000, 0x00001000 }, [VIRT_MMIO] = { 0x0a000000, 0x00000200 }, /* ...repeating for a total of NUM_VIRTIO_TRANSPORTS, each of that size */ [VIRT_PLATFORM_BUS] = { 0x0c000000, 0x02000000 }, @@ -841,6 +842,43 @@ static void create_gpio_keys(const VirtMachineState *vms, "gpios", phandle, 3, 0); } +#define SECURE_GPIO_POWEROFF 0 +#define SECURE_GPIO_REBOOT 1 + +static void create_gpio_pwr(const VirtMachineState *vms, + DeviceState *pl061_dev, + uint32_t phandle) +{ + DeviceState *gpio_pwr_dev; + + /* gpio-pwr */ + gpio_pwr_dev = sysbus_create_simple("gpio-pwr", -1, NULL); + + /* connect secure pl061 to gpio-pwr */ + qdev_connect_gpio_out(pl061_dev, SECURE_GPIO_REBOOT, + qdev_get_gpio_in_named(gpio_pwr_dev, "reset", 0)); + qdev_connect_gpio_out(pl061_dev, SECURE_GPIO_POWEROFF, + qdev_get_gpio_in_named(gpio_pwr_dev, "shutdown", 0)); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-poweroff"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-poweroff", "compatible", + "gpio-poweroff"); + qemu_fdt_setprop_cells(vms->fdt, "/gpio-poweroff", + "gpios", phandle, SECURE_GPIO_POWEROFF, 0); + qemu_fdt_setprop_string(vms->fdt, "/gpio-poweroff", "status", "disabled"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-poweroff", "secure-status", + "okay"); + + qemu_fdt_add_subnode(vms->fdt, "/gpio-restart"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-restart", "compatible", + "gpio-restart"); + qemu_fdt_setprop_cells(vms->fdt, "/gpio-restart", + "gpios", phandle, SECURE_GPIO_REBOOT, 0); + qemu_fdt_setprop_string(vms->fdt, "/gpio-restart", "status", "disabled"); + qemu_fdt_setprop_string(vms->fdt, "/gpio-restart", "secure-status", + "okay"); +} + static void create_gpio_devices(const VirtMachineState *vms, int gpio, MemoryRegion *mem) { @@ -883,6 +921,8 @@ static void create_gpio_devices(const VirtMachineState *vms, int gpio, /* Child gpio devices */ if (gpio == VIRT_GPIO) { create_gpio_keys(vms, pl061_dev, phandle); + } else { + create_gpio_pwr(vms, pl061_dev, phandle); } } @@ -2015,6 +2055,10 @@ static void machvirt_init(MachineState *machine) create_gpio_devices(vms, VIRT_GPIO, sysmem); } + if (vms->secure && !vmc->no_secure_gpio) { + create_gpio_devices(vms, VIRT_SECURE_GPIO, secure_sysmem); + } + /* connect powerdown request */ vms->powerdown_notifier.notify = virt_powerdown_req; qemu_register_powerdown_notifier(&vms->powerdown_notifier); @@ -2630,8 +2674,11 @@ DEFINE_VIRT_MACHINE_AS_LATEST(6, 0) static void virt_machine_5_2_options(MachineClass *mc) { + VirtMachineClass *vmc = VIRT_MACHINE_CLASS(OBJECT_CLASS(mc)); + virt_machine_6_0_options(mc); compat_props_add(mc->compat_props, hw_compat_5_2, hw_compat_5_2_len); + vmc->no_secure_gpio = true; } DEFINE_VIRT_MACHINE(5, 2) diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index abf54fab49..6f6c85ffcf 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -81,6 +81,7 @@ enum { VIRT_GPIO, VIRT_SECURE_UART, VIRT_SECURE_MEM, + VIRT_SECURE_GPIO, VIRT_PCDIMM_ACPI, VIRT_ACPI_GED, VIRT_NVDIMM_ACPI, @@ -127,6 +128,7 @@ struct VirtMachineClass { bool kvm_no_adjvtime; bool no_kvm_steal_time; bool acpi_expose_flash; + bool no_secure_gpio; }; struct VirtMachineState {